在英语中,常用表达“做得更好”的方式有以下几种:

"do better",例如:
"I want to do better in my studies."(我想在学习上做得更好。)
"She needs to do better on her exams if she wants to get into a good university."(如果她想进入好大学,就必须在考试中做得更好。)
"improve",例如:
"We need to improve our communication skills if we want to succeed in this project."(如果我们想在这个项目中成功,就需要提高我们的沟通技巧。)
"She has been working hard to improve her Engpsh."(她一直在努力提高她的英语水平。)
"do well",例如:
"I hope you do well on your test."(我希望你考试能做得很好。)
"She always does well in her presentations."(她在做演讲时总是做得很好。)
"perform well",例如:
"He needs to perform well in his job if he wants to get a promotion."(如果他想升职,就需要在工作中表现出色。)
"She performed well in the competition."(她在比赛中表现出色。)

总的来说,“做得更好”这个概念是比较宽泛的,可以用在很多不同的情况下。上述四种表达方式均可用于表达“做得更好”的意思,但是在具体的语境中,其使用的场景可能会有所不同。